This document provides an overview of the simple present tense of the verb "to be" in English. It discusses:
1. The different uses of the simple present tense, including for habitual actions, general truths, and events portrayed in media.
2. The conjugation of the verb "to be" in the simple present, including the forms for affirmative statements, questions, negative statements, and negative questions.
3. How to form tag questions with the simple present of "to be", ensuring the subject and verb are repeated at the end in the appropriate form.
Exercises are provided at the end to practice the concepts covered. The document serves as a grammar reference for students to learn the basic
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CHAPTER 1. THE SIMPLE PRESENT OF THE VERB TO BE
1. Grammar
The grammar of a language is an analysis of the various functions performed by the words
of the language, as they are used by native speakers and writers. There are many different
ways of analyzing a language. In such an analysis, words can be given various names,
depending on the function which they perform. For instance, words which perform the
function of naming things are commonly referred to as nouns, and words which perform
the function of expressing states or actions are commonly referred to as verbs.
It should be kept in mind that many English words can perform more than one function.
For instance, in the following sentences, the underlined words can be referred to as nouns
because they perform the function of naming things.
e.g. I have lost my comb.
Water is one of the necessities of life.
However, in the following sentences, the same words can be referred to as verbs because
they perform the function of expressing actions.
e.g. I comb my hair every morning.
Do you water your plants once a week?
In this book, widely used terms such as noun, verb, pronoun and so on, will be used in
order to explain the way in which words function in the English language.
2. Verb forms
English verbs may have different forms, depending on the subject of the verb, and
depending on when the action expressed by the verb takes place. In the following
sentences, the subjects of the verbs indicate who or what is performing the actions
expressed by the verbs. The verbs in these examples are underlined.
e.g. We live in the city.
He lives on Queen Street.
These examples illustrate how the form of a verb may vary, depending on the subject of the
verb. In the first example, the subject is we, and the form of the verb is live. In the second
example, the subject is he, and the form of the verb is lives. The different verb forms which
indicate when the action expressed by a verb takes place are usually referred to as tenses.
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e.g. We always walk to work.
We walked to work yesterday.
In the first sentence, the verb walk is in the Simple Present tense. In the second sentence,
the verb walked is in the Simple Past tense. Present tenses are usually used to express
actions which are taking place in the present; whereas past tenses are usually used to
express actions which took place in the past.The infinitive form of a verb can be used
without reference to any particular subject or any particular time. In English, the infinitive
form of a verb begins with the word to. For instance, to walk is the infinitive of the verb
used in the two preceding examples.
3. Uses of the simple present tense
The Simple Present is one of four present tenses in English, and is used in various ways. In
the examples given below, the verbs in the Simple Present tense are underlined.
For instance, the Simple Present can be used to refer to actions which occur at regular
intervals.
e.g. We visit our friends every Sunday.
They take a holiday once a year.
Geese fly south every fall.
The Simple Present is also used in stating general truths.
e.g. Gas expands when heated.
The Pacific Ocean is the largest ocean in the world.
Canada lies north of the United States.
In addition, the Simple Present is used when referring to printed material, and when
describing events portrayed in a book, film, or other work of art.
e.g. The report presents the information clearly.
At the end of the film, the hero finds the hidden treasure.
Occasionally, the Simple Present is used to express actions occurring in the future or the
past.
e.g. Our plane leaves at eight o'clock tomorrow night.
Burglar Steals Valuable Paintings
In the first example; the Simple Present is used to refer to something which will happen in
the future. In the second example, which is written in the style of a newspaper headline, the
Simple Present is used to refer to something which happened in the past.
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4. The simple present of the verb To Be
A conjugation of a verb is a list showing the different forms a verb may take. When a verb
is conjugated, it is usually accompanied by all of the personal pronouns which can act as
subjects of a verb. Thus, a conjugation can show the different forms a verb must take when
it is used with different subjects.The English personal pronouns which may be used as
subjects of verbs are as follows:
I
you
he
she
it
we
they
It should be noted that in modern English, the same verb forms are used with the subject
you, whether you refers to one or more than one person or thing. In an older form of
English, there was another personal pronoun, thou, which was used with different verb
forms, and which generally referred to one person or thing.
The Simple Present of the verb to be is conjugated as follows. In spoken English,
contractions are often used.
Without contractions With contractions
I am I'm
you are you're
he is he's
she is she's
it is it's
we are we're
they are they're
In written English, an apostrophe: ' is used in a contraction, to indicate that one or more
letters have been omitted.
a. Affirmative statements
An affirmative statement states that something is true. In an affirmative statement, the verb
follows the subject.
e.g. I am awake.
They are ready.
In the first example, the verb am follows the subject I. In the second example, the verb are
follows the subject they. In written English, statements are always followed by a period:
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Without contractions With contractions
Are you not awake? Aren't you awake?
Is he not awake? Isn't he awake?
Are we not awake? Aren't we awake?
Are they not awake? Aren't they awake?
It should be noted that there is no universally accepted contraction for am not. In spoken
English, am I not? is often contracted to aren't I?. However, although the expression aren't
I? is considered acceptable in informal English, it is not considered to be grammatically
correct in formal English. In formal English, no contraction should be used for am I not.
See Exercise 4.
e. Tag questions
A tag question is a question added at the end of a sentence. A tag question following an
affirmative statement generally has the form of a negative question, with the meaning: Isn't
that true? In some languages, such tag questions are invariable. However, in English, tag
questions vary, depending on the verbs and subjects of the preceding statements.
In the following examples, the tag questions are underlined. Contractions are usually used
in negative tag questions. For example:
Affirmative statement Affirmative statement with tag question
Are you not awake? Aren't you awake?
I am awake. I am awake, am I not?
You are awake. You are awake, aren't you?
She is awake. She is awake, isn't she?
We are awake. We are awake, aren't we?
They are awake. They are awake, aren't they?
These examples illustrate how the subjects and verbs of the preceding statements are
repeated in tag questions. For instance, in the first example, the subject I and the verb am
are repeated in the tag question. In the second example, the subject you and the verb are
are repeated in the tag question.In spoken English, the expression aren't I? is often used as
a tag question. However, this is not considered to be grammatically correct in formal,
writtenEnglish.
See Exercises 5 and 6.
EXERCISES for Chapter 1
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c. Verbs ending in ch, s, sh, x or z
When a verb ends in a sibilant sound such as ch, s, sh, x or z, the letter e is added before the
s ending. For example:
Bare Infinitive Third Person Singular
pass passes
push pushes
watch watches
fix fixes
buzz buzzes
See Exercise 4.
3. Pronunciation of the es ending
A syllable is a unit of pronunciation, usually consisting of a vowel sound which may or may
not be accompanied by consonants. When a verb ends in a sibilant sound such as ch, s, sh, x
or z, the es ending of the third person singular is pronounced as a separate syllable. The
reason for this is that these sounds are so similar to the sound of the es ending, that the
ending must be pronounced as a separate syllable in order to be heard clearly.In each of the
following examples the bare infinitive consists of one syllable, whereas the form of the verb
used in the third person singular consists of two syllables.
Bare Infinitive Third Person Singular
pass passes
push pushes
catch catches
mix mixes
Similarly, when s is added to verbs ending in ce, ge, se or ze, the final es is usually
pronounced as a separate syllable. In each of the following examples the bare infinitive
consists of one syllable, whereas the form of the verb used in the third person singular
consists
of two syllables.
Bare Infinitive Third Person Singular
race races
rage rages
praise praises
doze dozes
However, when s is added to a verb ending in e preceded by a letter other than c, g, s or z,
the final es is not pronounced as a separate syllable. In each of the following examples, both
the bare infinitive and the form of the verb used in the third person singular consist of one
syllable.
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Bare Infinitive Third Person Singular
make makes
smile smiles
dine dines
save saves
See Exercise 5.
4. The auxiliary Do
With the exception of the verb to be, verbs in modern English use the auxiliary do to form
questions and negative statements in the Simple Present.The Simple Present of the verb to
do is conjugated as follows:
I do
you do
he does
she does
it does
we do
they do
Auxiliaries are verbs which are combined with other verbs to form various tenses. It
should be noted that when an auxiliary is combined with another verb, it is the auxiliary
which must agree with the subject, while the form of the other verb remains invariable.
When the auxiliary do is combined with another verb, the other verb always has the form
of the bare infinitive.
a. Questions
In order to form a question in the Simple Present of any verb other than the verb to be, the
Simple Present of the auxiliary do is added before the subject, and the bare infinitive of the
verb is placed after the subject. For example:
Affirmative Statement Question
I work. Do I work?
You work. Do you work?
He works. Does he work?
She works. Does she work?
It works. Does it work?
We work. Do we work?
They work. Do they work?
See Exercise 6.
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b. Negative statements
In order to form a negative statement, the Simple Present of the auxiliary do followed by
the word not is placed before the bare
infinitive of the verb. For example:
Affirmative Statement Negative Statement
I work. I do not work.
You work. You do not work.
He works. He does not work.
She works. She does not work.
It works. It does not work.
We work. We do not work.
They work. They do not work.
See Exercise 7.
In spoken English, the following contractions are often used:
Without contractions With contractions
do not don't
does not doesn't
c. Negative questions
To form a negative question, the Simple Present of the auxiliary do is placed before the
subject, and the word not followed by the bare infinitive is placed after the subject.
However, when contractions are used, the contracted form of not follows immediately after
the Simple Present of the auxiliary do. For example:
Without contractions With contractions
Do I not work? Don't I work?
Do you not work? Don't you work?
Does he not work? Doesn't he work?
Does she not work? Doesn't she work?
Does it not work? Doesn't it work?
Do we not work? Don't we work?
Do they not work? Don't they work?
See Exercise 8.
d. Tag questions
The auxiliary do or does is used for a tag question which follows a statement containing
the Simple Present of a verb other than the verb to be. In the following examples, the
negative tag questions are underlined. Contractions are usually used in negative tag
questions.
Affirmative Statement Affirmative Statement with Tag Question
I work. I work, don't I?
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You work. You work, don't you?
He works. He works, doesn't he?
She works. She works, doesn't she?
It works. It works, doesn't it?
We work. We work, don't we?
They work. They work, don't they?
See Exercise 9.
e. The verb To Have
It should be noted that, particularly in British English, in the case of the Simple Present and
Simple Past of the verb to have, questions and negative statements are sometimes formed
in the same way as for the verb to be, without the use of the auxiliary do.
e.g. He has a sister, hasn't he?
EXERCISES for Chapter 2
1. Using the Simple Present tense, fill in the blanks with the correct forms of the verbs
shown in brackets. For example:
I ______ to the radio. (to listen)
I listen to the radio.
He _______ to the radio. (to listen)
He listens to the radio.
1. She __________ the guitar. (to play)
2. We __________ soccer. (to play)
3. They _________ to talk. (to like)
4. He __________ ice cream. (to like)
5. You _________ your friends often. (to call)
6. He _________ the office every day. (to call)
7. She __________ regularly. (to practise)
8. They __________ once a week. (to practise)
9. We __________ here. (to shop)
10. It __________ delicious. (to taste)
Answers
2. Using the Simple Present tense, fill in the blanks with the correct forms of the verb to
have. For example:
I ____ a pen.
I have a pen.
He ___ two pencils.
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doesn't she? 6. We need tea, don't we? 7. She answers the questions, doesn't she? 8. He
drinks coffee, doesn't he? 9. I learn quickly, don't I? 10. It rains heavily, doesn't it?
CHAPTER 3. THE PRESENT CONTINUOUS
1. Uses of the present continuous
In English, the Present Continuous tense is usually used to express continuing, ongoing
actions which are taking place at the moment of speaking or writing. In the examples given
below, the verbs in the Present Continuous tense are underlined.e.g. Right now I am
cooking supper. At the moment the plane is flying over the Gulf of St. Lawrence.The Present
Continuous tense is often used in conversation.
e.g. "What are you doing?"
"I am working on my English assignment."
Occasionally, the Present Continuous tense is used to refer to a future event.
e.g. We are leaving tomorrow.
2. Formation of the present continuous
The Present Continuous tense of any verb is formed from the Simple Present of the
auxiliary to be, followed by what is generally referred to as the present participle of the
verb.
The present participle of a verb is formed by adding ing to the bare infinitive. For instance,
the present participle of the verb to work is working.
Thus, the Present Continuous tense of the verb to work is conjugated as follows:
I am working
you are working
he is working
she is working
it is working
we are working
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c. Onesyllable verbs ending in a single consonant preceded by a single vowel
Except in the case of the final consonants w, x and y, when a one‐syllable verb ends in a
single consonant preceded by a single vowel, the final consonant must be doubled before
the ending ing is added. The reason for this is to reflect the fact that the pronunciation of
the single vowel does not change when the ending ing is added.
English vowels have a variety of pronunciations. For instance, each English vowel has two
contrasting pronunciations, which are sometimes referred to as short and long. Vowels
which are followed by two consonants, and vowels which are followed by a single
consonant at the end of a word, are generally pronounced short. In contrast, vowels which
are followed by a single consonant followed by another vowel are generally pronounced
long.
In the table below, the underlined vowels in the left‐hand column are pronounced short;
whereas the underlined vowels in the right‐hand column are pronounced long. For
example:
Short Vowels Long Vowels
fat fate
tapping taping
let delete
win wine
filling filing
not note
hopping hoping
flutter flute
Thus, in the case of most one‐syllable verbs ending in a single consonant preceded by a
single vowel, the vowel is pronounced short. In order to reflect the fact that the vowel is
also pronounced short in the corresponding present participle, except in the case of w, x
and y, the final consonant must be doubled before the ending ing is added.
In the following examples, the consonants which have been doubled are
underlined. For example:
Infinitive Present Participle
to nod nodding
to dig digging
to run running
to clap clapping
to set setting
When a verb ends in w, x or y preceded by a single vowel, the final consonant is not
doubled before the ending is added. For example:
Infinitive Present Participle
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to draw drawing
to fix fixing
to say saying
It should also be noted that when a verb ends in a single consonant preceded by two
vowels, the final consonant is not doubled before the ending is added. The reason for this is
that two vowels together are generally pronounced long. For example:
Infinitive Present Participle
to rain raining
to read reading
to meet meeting
to soak soaking
See Exercise 3.
d. Verbs of more than one syllable which end in a single consonant preceded by a
single vowel
When a verb of more than one syllable ends in a single consonant other than w, x or y
preceded by a single vowel, the final consonant is doubled to form the present participle
only when the last syllable of the verb is pronounced with the heaviest stress.For instance,
in the following examples, the last syllables of the verbs have the heaviest stress, and the
final consonants are doubled to form the present participles. In these examples, the
syllables pronounced with the heaviest stress are underlined. For example:
Infinitive Present Participle
to expel expelling
to begin beginning
to occur occurring
to omit omitting
When a verb of more than one syllable ends in w, x or y, the final consonant is not doubled
before the ending ing is added. In the following examples, the syllables pronounced with
the heaviest stress are underlined. For example:
Infinitive Present Participle
to allow allowing
to affix affixing
to convey conveying
When the last syllable of a verb is not pronounced with the heaviest stress, the final
consonant is usually not doubled to form the present participle. For instance, in the
following examples, the last syllables of the verbs do not have the heaviest stress, and the
final consonants are not doubled to form the present participles. In these examples, the
syllables pronounced with the heaviest stress are underlined. For example:
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Infinitive Present Participle
to listen listening
to order ordering
to focus focusing
to limit limiting
If necessary, a dictionary can be consulted to determine which syllable of a verb has the
heaviest stress. Many dictionaries use symbols such as apostrophes to indicate which
syllables are pronounced with the heaviest stress.
SeeExercise4.
It should be noted that British and American spelling rules differ for verbs which end in a
single l preceded by a single vowel. In British spelling, the l is always doubled before the
endings ing and ed are added. However, in American spelling, verbs ending with a single l
follow the same rule as other verbs; the l is doubled only when the last syllable has the
heaviest stress. In the following examples, the syllables with the heaviest stress are
underlined. For example:
Infinitive Present Participle
American Spelling British Spelling
to signal signaling signalling
to travel traveling travelling
to compel compelling compelling
to propel propelling propelling
From these examples it can be seen that the American and British spellings for verbs
ending in a single l differ only when the last syllable does not have the heaviest stress.
4. Questions and negative statements
a. Questions
In the Present Continuous, the verb to be acts as an auxiliary. As is the case with other
English tenses, it is the auxiliary which is used to form questions and negative statements.
To form a question in the Present Continuous tense, the auxiliary is placed before the
subject. For example:
Affirmative Statement Question
I am working. Am I working?
You are working. Are you working?
25. 24
He is working. Is he working?
She is working. Is she working?
It is working. Is it working?
We are working. Are we working?
They are working. Are they working?
See Exercise 5.
b. Negative statements
To form a negative statement, the word not is added after the auxiliary. For example:
Affirmative Statement Negative Statement
I am working. I am not working.
You are working. You are not working.
He is working. He is not working.
She is working. She is not working.
It is working. It is not working.
We are working. We are not working.
They are working. They are not working.
See Exercise 6.
c. Negative questions
To form a negative question, the auxiliary is placed before the subject, and the word not is
placed after the subject. However, when contractions are used, the contracted form of not
follows immediately after the auxiliary. Although there is no universally accepted
contraction for am not, the expression aren't I? is often used in spoken English. For
example:
Without Contractions With Contractions
Am I not working? [Aren't I working?] ‐ used in speaking
Are you not working? Aren't you working?
Is he not working? Isn't he working?
Is she not working? Isn't she working?
Is it not working? Isn't it working?
Are we not working? Aren't we working?
Are they not working? Aren't they working?
See Exercise 7.
d. Tag questions
Tag questions are also formed using the auxiliary. In the following examples, the tag
questions are underlined. In spoken English, aren't I? is often used as a tag question. For
example:
26. 25
Affirmative Statement Affirmative Statement with Tag Question
I am working. I am working, am I not?
You are working. You are working, aren't you?
He is working. He is working, isn't he?
She is working. She is working, isn't she?
It is working. It is working, isn't it?
We are working. We are working, aren't we?
They are working. They are working, aren't they?
See Exercise 8.
5. Comparison of the uses of the simple present and present continuous
As pointed out in Chapter 1, the Simple Present tense may be used for stating general
truths, and for referring to actions which occur at regular intervals. In the following
examples, the verbs in the Simple Present tense are underlined.e.g. Nova Scotia is a
Canadian province. Geese fly south every winter.In contrast, the Present Continuous tense
is usually used to refer to ongoing actions happening at the time of speaking or writing. In
the following examples, the verbs in the Present Continuous tense are underlined.
e.g. Right now,
I am visiting the province of Nova Scotia. At the moment, a flock of geese is flying overhead.
See Exercise 9.
EXERCISES for Chapter 3
1. Using the Present Continuous tense, fill in the blanks with the correct forms of the verbs
shown in brackets. For example:
He _________ hard. (to work)
He is working hard.
We ____________ anxious. (to feel)
We are feeling anxious.
1. I _______________ the questions. (to answer)
2. You ________________ boots. (to wear)
3. We ______________ for work. (to look)
4. She ______________ her friend. (to call)
5. He _______________ a house. (to build)
6. They _______________ supper. (to cook)
7. We ______________ a story. (to tell)
8. You ______________ for the bus. (to wait)
9. I _______________ a book. (to read)
10. They _______________ berries. (to pick)
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11. I ________________ the toaster. (to fix)
12. He _________________ his coffee. (to sip)
13. They __________________ the hedge. (to trim)
14. You _________________ the ducks. (to feed)
15. She _________________ her head. (to nod)
Answers
4. Each of the following sentences is preceded by a bare infinitive, the most heavily stressed
syllable of which is underlined. Paying attention to whether or not the final consonant
should be doubled before ing is added, fill in the blanks with the present participles
corresponding to the bare infinitives. Use the American spelling for verbs ending in l. For
example:
whisper: They are __________ to their friends.
They are whispering to their friends.
refer: I was _________ to your letter.
I was referring to your letter.
1. open: I am _____________ the door.
2. display: She is ______________ her talents.
3. submit: He is _______________ his report tomorrow.
4. limit: The store is _____________ the number of items on sale.
5. permit: We are not _____________ him to go.
6. sharpen: They are _______________ the pencils.
7. confer: She is ________________ with her colleagues.
8. focus: He is ________________ the camera.
9. repel: They are ________________ the attack.
10. shovel: I am ________________ the steps.
11. destroy: Hail is _______________ the crops.
12. dispel: They are _______________ our doubts.
13. squander: He is _______________ his money.
14. prefer: We are _______________ our new school to the old one.
15. color: The child is ______________ the picture.
16. unravel: We are _____________ the wool.
17. propel: Jet engines are _______________ the plane.
18. flower: The pansies are _______________
19. infer: They are ______________ that we do not want to come.
20. listen: The children are ______________ to us.
Answers
5. Change the following affirmative statements into questions. For example:
It is snowing.
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she has she's
it has it's
we have we've
they have they've
It should be noted that the contractions for he has, she has and it has are the same as the
contractions for he is, she is and it is.
See Exercise 2.
3. Spelling rules for adding ed to form the past participle
Some regular verbs change their spelling when the ending ed is added to form the past
participle.
a. Verbs ending in a silent e
When a regular verb ends in a silent e, only the letter d must be added in order to form the
past participle. For example:
Infinitive Past Participle
to close closed
to move moved
to please pleased
to receive received
b. Verbs ending in y
When a regular verb ends in y immediately preceded by a consonant, the y is changed to i
before the ending ed is added. For example:
Infinitive Past Participle
to study studied
to rely relied
to carry carried
However, when a regular verb ends in y immediately preceded by a vowel, the y is not
changed before the ending ed is added. For example:
Infinitive Past Participle
to play played
to convey conveyed
to enjoy enjoyed
See Exercise 3.
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It should also be noted that final consonants immediately preceded by two vowels are not
doubled when the ending ed is added. For example:
Infinitive Past Participle
to greet greeted
to rain rained
to soak soaked
to treat treated
See Exercise 4.
4. Pronunciation of the ed ending
The ending ed is usually not pronounced as a separate syllable. For instance, in each of the
following examples, both the bare infinitive and the past participle consist of one syllable.
For example:
Bare Infinitive Past Participle
puff puffed
work worked
miss missed
watch watched
However, when the ending ed is added to verbs which end in d or t, the ed ending of the
past participle is pronounced as a separate syllable. The reason for this is that the sounds of
d and t are so similar to the sound of the ed ending, that the ending must be pronounced as
a separate syllable in order to be heard clearly.
In each of the following examples, the bare infinitive consists of one syllable; whereas the
past participle consists of two syllables. For example:
Bare Infinitive Past Participle
add added
land landed
hunt hunted
wait waited
Similarly, when d is added to verbs ending in a silent e preceded by d or t, the final ed of
the past participle is pronounced as a separate syllable. In each of the following examples,
the bare infinitive consists of one syllable; whereas the past participle consists of two
syllables. For example:
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Bare Infinitive Past Participle
fade faded
glide glided
cite cited
note noted
See Exercise 5.
5. Formation of the present perfect: Irregular verbs
In addition to regular English verbs, there are many irregular English verbs, which do not
form the past participle with the ending ed. The English irregular verbs are related to the
strong verbs of the German language. The following are examples of irregular English
verbs. For example:
Bare Infinitive Past Participle
begin begun
find found
go gone
let let
take taken
The past participles of irregular English verbs are formed in an unpredictable manner, and
must be memorized. A table of common English irregular verbs is provided.
Except for the irregularity of the past participle, the formation of the Present Perfect tense
is the same for an irregular verb as for a regular verb. In both cases, the Simple Present of
the auxiliary to have is followed by the past participle of the verb.
For instance, the irregular verb to take has the past participle taken. Thus, the Present
Perfect of the irregular verb to take is conjugated as follows:
I have taken
you have taken
he has taken
she has taken
it has taken
we have taken
they have taken
See Exercise 6.
38. 37
Without Contractions With Contractions
Have I not worked? Haven't I worked?
Have you not worked? Haven't you worked?
Has he not worked? Hasn't he worked?
Has she not worked? Hasn't she worked?
Has it not worked? Hasn't it worked?
Have we not worked? Haven't we worked?
Have they not worked? Haven't they worked?
d. Tag questions
Tag questions are also formed using the auxiliary. In the following examples, the negative
tag questions are underlined.
Affirmative Statement Affirmative Statement with Tag Question
I have worked. I have worked, haven't I?
You have worked. You have worked, haven't you?
He has worked. He has worked, hasn't he?
She has worked. She has worked, hasn't she?
It has worked. It has worked, hasn't it?
We have worked. We have worked, haven't we?
They have worked. They have worked, haven't they?
See Exercise 7.
7. The present perfect continuous
a. Use
The Present Perfect Continuous tense is used to express continuous, ongoing actions which
have already been completed at the time of speaking or writing. In the following example,
the verb in the Present Perfect Continuous tense is underlined.e.g. The bus has been
waiting for one hour. The use of the Present Perfect Continuous tense in this example
indicates that, at the time of speaking or writing, the bus has completed one hour of
continuous.waiting.
b. Formation
The Present Perfect Continuous tense of any English verb is formed from the Present
Perfect of to be, followed by the present participle of the verb. For instance, the Present
Perfect Continuous tense of the verb to work is conjugated as follows:
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word not after the subject. However, when contractions are used, the contracted form of
not follows immediately after the first auxiliary. For example:
Without Contractions With Contractions
Have I not been working? Haven't I been working?
Have you not been working? Haven't you been working?
Has he not been working? Hasn't he been working?
Has she not been working? Hasn't she been working?
Has it not been working? Hasn't it been working?
Have we not been working? Haven't we been working?
Have they not been working? Haven't they been working?
Tag questions are formed using the first auxiliary. In the following examples, the negative
tag questions are underlined. For example:
Affirmative Statement Affirmative Statement with Tag Question
I have been working. I have been working, haven't I?
You have been working. You have been working, haven't you?
He has been working. He has been working, hasn't he?
She has been working. She has been working, hasn't she?
It has been working. It has been working, hasn't it?
We have been working. We have been working, haven't we?
They have been working. They have been working, haven't they?
See Exercise 9.
EXERCISES for Chapter 4
1. Using the Present Perfect tense, fill in the blanks with the correct forms of the verbs
shown in brackets. For example:
We ____________ the contest. (to enter)
We have entered the contest.
He ____________ the work. (to finish)
He has finished the work.
1. They _______________ a pizza. (to order)
2. It _______________ to rain. (to start)
3. You _______________ the question. (to answer)
4. I _______________ the eggs. (to cook)
5. We _______________ the sauce. (to heat)
6. He _______________ the room. (to clean)
7. She _______________ the car. (to start)
8. They _______________ on the door. (to knock)
9. You _______________ on the lights. (to turn)
10. She _______________ them to come. (to ask)
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Affirmative Statement Affirmative Statement with Tag Question
I was awake. I was awake, wasn't I?
They were ready. They were ready, weren't they?
See Exercise 2.
b. Other verbs
English verbs other than the verb to be have the same form in the Simple Past, regardless
of the subject.
In the case of regular English verbs, the Simple Past has the same form as the past
participle. For example, the Simple Past of the regular verb to work is conjugated as
follows:
I worked
you worked
he worked
she worked
it worked
we worked
they worked
See Exercise 3.
In the case of irregular English verbs, the form of the Simple Past must be memorized. As
illustrated by the examples below, for some irregular verbs, the Simple Past is the same as
the past participle; whereas for others, the Simple Past differs from the past participle. A
table of 140 common English irregular verbs is provided. For example:
Bare Infinitive Simple Past Past Participle
begin began begun
find found found
go went gone
let let let
take took taken
Like the regular verbs, irregular verbs other than the verb to be do not modify in the
Simple Past, but have the same form, regardless of the subject. For example, the Simple Past
of the irregular verb to take is conjugated as follows:
I took
you took
he took
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example, the irregular verb to speak is used. The verb to speak has the bare infinitive
speak and the Simple Past spoke.
Affirmative Statement Negative Statement
I spoke. I did not speak.
You spoke. You did not speak.
He spoke. He did not speak.
She spoke. She did not speak.
It spoke. It did not speak.
We spoke. We did not speak.
They spoke. They did not speak.
See Exercise 6.
In spoken English, the following contraction is often used:
Without Contraction With Contraction
did not didn't
In order to change an affirmative statement into a negative Question, did is placed before
the subject, not is placed after the subject, and the form of the verb is changed to the bare
infinitive. However, when contractions are used, the contracted form of not follows
immediately after the auxiliary did. For example:
Without Contractions With Contractions
Did I not work? Didn't I work?
Did you not work? Didn't you work?
Did he not work? Didn't he work?
Did she not work? Didn't she work?
Did it not work? Didn't it work?
Did we not work? Didn't we work?
Did they not work? Didn't they work?
Tag questions are formed using the auxiliary did. In the following examples, the negative
tag questions are underlined. Contractions are usually used in negative tag questions.
Affirmative Statement Affirmative Statement with Tag Question
I worked. I worked, didn't I?
You worked. You worked, didn't you?
He worked. He worked, didn't he?
She worked. She worked, didn't she?
It worked. It worked, didn't it?
We worked. We worked, didn't we?
They worked. They worked, didn't they?
See Exercise 7.